A group of organisms too small to be seen with the naked eye, which are usually made up of just a single cell.
A bacterial infection of hair follicles.
Inflammation of the parotid (salivary) glands, often due to an infection with the mumps virus.
A common condition of the vagina caused by an overgrowth of various bacteria.
A fluid-filled lump behind the knee.
Inflammation of the end of the penis.
A chronic skin condition affecting the male genitalia.
An operation that uses an inflatable balloon to dilate narrowed blood vessels.
The use of a balloon to open up a narrowing, or stricture, in the body.
A barium enema is a medical procedure used to examine and diagnose problems with the colon (large intestine). X-ray pictures are taken while barium sulphate fills the colon via the rectum.
An X-ray examination of the stomach, taken after swallowing a liquid that shows up clearly on the X-ray (barium sulphate).
An X-ray examination of the oesophagus (gullet), taken after swallowing a liquid that shows up clearly on the X-ray (barium sulphate).
Damage or pain mainly affecting the middle ear and facial sinuses that is caused by changes in surrounding air pressure.
A pair of oval, pea-sized glands whose ducts open into the vulva.
Inflammation of a vulvovaginal gland.
A type of skin cancer.
An abbreviation for basal cell carcinoma.
Deep groved lines that run from side to side on the fingernail.
Ulceration in the skin caused by continuous pressure combined with a reduced blood supply.
A chronic condition resulting from disturbances in the immune system.
An autoimmune disorder that results in widespread inflammation of blood vessels (vasculitis). Symptoms may include oral or genital ulceration and skin or eye lesions. It is more common in the Middle East and Asia.
Not dangerous, usually applied to a tumour that is not malignant.
Inflammation of the vestibular nerve supplying the inner ear, leading to disabling attacks of vertigo.
Enlargement of the prostate, which may cause difficulty in passing urine.